| Team Name | Roster | League Name | Level | G | W | L | Pct | GBL | Rk | RF | RA | Diff | Manager | Ballpark |
| Baltimore Orioles | Stats -- Roster | American League | MLB | 162 | 75 | 87 | .463 | 18.0 | 5 | 743 | 841 | -98 | Buck Showalter | Oriole Park at Camden Yards |
| Norfolk Tides | Stats -- Roster | International League | AAA | 153 | 66 | 76 | .465 | 20.0 | 3 | 591 | 639 | -48 | Ron Johnson | Harbor Park |
| Bowie Baysox | Stats -- Roster | Eastern League | AA | 159 | 72 | 68 | .514 | 2.0 | 2 | 697 | 610 | +87 | Gary Kendall | Prince George's Stadium |
| Frederick Keys | Stats -- Roster | Carolina League | A+ | 155 | 68 | 71 | .489 | 19.0 | 3 | 633 | 657 | -24 | Keith Bodie | Nymeo Field at Harry Grove Stadium |
| Delmarva Shorebirds | Stats -- Roster | South Atlantic League | A | 146 | 59 | 78 | .431 | 16.5 | 7 | 544 | 613 | -69 | Ryan Minor | Arthur W. Perdue Stadium |
| Aberdeen IronBirds | Stats -- Roster | New York-Penn League | A- | 128 | 41 | 34 | .547 | 5.0 | 3 | 329 | 281 | +48 | Kevin Bradshaw | Leidos Field at Ripken Stadium |
| Dominican Orioles | Stats -- Roster | Dominican Summer League | Rk | 119 | 32 | 37 | .464 | 11.5 | 6 | 271 | 345 | -74 | ||
| Gulf Coast Orioles | Stats -- Roster | Gulf Coast League | Rk | 115 | 28 | 32 | .467 | 8.0 | 2 | 283 | 317 | -34 | Carlos Tosca | Ed Smith Stadium |
| Dominican Orioles 2 | Stats -- Roster | Dominican Summer League | Rk | 87 | 0 | 0 | -- | -- | 0 | 0 | 0 | 0 | ||
| Dominican Indians/Brewers | Stats -- Roster | Dominican Summer League | Rk | 113 | 26 | 44 | .371 | 17.0 | 8 | 296 | 437 | -141 | ||
| Organizational Totals: | 994 | 467 | 527 | .470 | 25 | 4387 | 4740 | -353 | ||||||
2017 Organizational Org Roster | Top | PREV NEXT | Major Leaguers | Active Players | 1st Round Draft Picks | Still Active on Roster |
| Player Name | Pos | Team(s) | Ht | Wt | B-T | BornDate | Age | Place | HiLvl | Stat Years | MLB Years | Draft Information | College(s) | Status | Current Org (Level) |
| Daniel Acosta | P | DSL Cle/Mil (Rk) | 6-1 | 185 | R-R | 1997-02-27 | 20 | Bonao,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Keegan Akin | P | Frederick (A+) | 6-0 | 225 | L-L | 1995-04-01 | 22 | Alma,Michigan | AA | 2014-2018 | - | 2016- 2- 54-BAL | Western Michigan U. | Minors | Baltimore Orioles (AA) |
| Jose Alberro | P | DSL Cle/Mil (Rk) | 6-1 | 168 | L-L | 1998-02-02 | 19 | Manati,Puerto Rico | RK | 2016-2018 | - | (MLB) | |||
| Jose Alcantara | P | DSL Orioles (Rk) | 6-1 | 190 | R-R | 1992-11-29 | 24 | Sabana Perdida,Dom Rep | RK | 2015-2017 | - | (MLB) | |||
| Jose Alcantara | DSL Orioles (Rk) | - | - | - | Rk | 2017-2017 | - | (MLB) | |||||||
| Mario Alcantara | P | Frederick (A+) | 6-2 | 170 | R-R | 1992-12-27 | 24 | Santo Domingo,Dom Rep | A+ | 2010-2017 | - | Free Agent | (MLB) | ||
| Nichel Alcantara | P | DSL Orioles (Rk) | 6-2 | 185 | R-R | 1996-05-08 | 21 | Bani,Dom Rep | RK | 2015-2017 | - | (MLB) | |||
| Cristian Alvarado | P | Frederick (A+) | 6-3 | 175 | R-R | 1994-09-20 | 22 | Acarigua,Venezuela | A+ | 2012-2018 | - | Minors | Baltimore Orioles (A+) | ||
| Pedro Alvarez | 3B | Norfolk (AAA) Baltimore (MLB) | 6-2 | 225 | L-R | 1987-02-06 | 30 | New York,New York | MLB | 2006-2018 | 2010-2018 | 2008- 1- 2-PIT | Vanderbilt U. | Minors | Miami Marlins (MLB) |
| Robert Andino | SS | Norfolk (AAA) | 6-0 | 170 | R-R | 1984-04-25 | 33 | Miami,Florida | MLB | 2002-2017 | 2005-2016 | 2002- 2- 52-FLO | Free Agent | (MLB) | |
| Ricardo Andujar | 3B | Frederick (A+) | 6-0 | 160 | B-R | 1992-08-06 | 24 | Azua,Dom Rep | A+ | 2012-2017 | - | Free Agent | (MLB) | ||
| Cesar Angomas | P | DSL Orioles (Rk) | 6-3 | 200 | L-L | 2000-04-19 | 17 | San Pedro de Mac,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Jayson Aquino | P | Norfolk (AAA) Baltimore (MLB) | 6-1 | 170 | L-L | 1992-11-22 | 24 | Santo Domingo,Dom Rep | MLB | 2010-2018 | 2016-2017 | 2009- UDFA-COL | Free Agent | - (MLB) | |
| Armando Araiza | C | Frederick (A+) Bowie (AA) Norfolk (AAA) | 5-11 | 185 | R-R | 1993-06-19 | 24 | Magdalena de Kilo,Mexico | AAA | 2012-2017 | - | Minors | Baltimore Orioles (A+) | ||
| Bryndan Arredondo | C | GCL Orioles (Rk) | 6-0 | 204 | R-R | 1994-11-08 | 22 | Lubbock,Texas | A- | 2017-2018 | - | 2017-23- 698-BAL | Lamar U., Midland Col | Minors | Baltimore Orioles (A-) |
| Alec Asher | P | Norfolk (AAA) Baltimore (MLB) | 6-4 | 215 | R-R | 1991-10-04 | 25 | Lakeland,Florida | MLB | 2011-2018 | 2015-2018 | 2012- 4- 156-TEX | Santa Fe CC, Polk St | Free Agent | - (MLB) |
| Luis Avila | SS | DSL Cle/Mil (Rk) | 5-11 | 150 | R-R | 1999-03-05 | 18 | Maracay,Venezuela | RK | 2016-2018 | - | 2015- UDFA-MIL | Minors | Milwaukee Brewers (Rk) | |
| Fernando Ayala | C | DSL Orioles (Rk) | 5-10 | 175 | R-R | 1997-03-31 | 20 | Valencia,Venezuela | RK | 2016-2017 | - | (MLB) | |||
| Tucker Baca | P | GCL Orioles (Rk) | 6-4 | 180 | L-L | 1996-06-17 | 21 | Suwanee,Georgia | RK | 2015-2017 | - | 2017-12- 368-BAL | Arizona St, St. Catharine Col | Restricted | Baltimore Orioles (Rk) |
| Carlos Baez | 1B | GCL Orioles (Rk) Aberdeen (A-) | 6-3 | 175 | R-R | 1997-11-22 | 19 | San Cristobal,Dom Rep | A- | 2015-2018 | - | Minors | Baltimore Orioles (Rk) | ||
| Patrick Baker | P | GCL Orioles (Rk) | 6-3 | 215 | R-R | 1993-08-15 | 23 | Fairfax,Virginia | A | 2014-2017 | - | 2014-29- 871-BAL | Anne Arundel CC | Free Agent | - (MLB) |
| Richard Barcenas | OF | DSL Orioles (Rk) | 6-1 | 165 | R-R | 1997-10-22 | 19 | Ocumare del Tuy,Venezuela | RK | 2015-2018 | - | 2014- UDFA-BAL | (MLB) | ||
| Brandon Barker | P | Bowie (AA) Norfolk (AAA) | 6-3 | 205 | R-R | 1992-08-20 | 24 | Panama City,Panama | AAA | 2011-2018 | - | 2014-16- 493-ATL | Mercer U. | Retired | - (MLB) |
| Mike Baumann | P | GCL Orioles (Rk) Aberdeen (A-) | 6-4 | 200 | R-R | 1995-09-10 | 21 | Mahtomedi,Minnesota | A+ | 2015-2018 | - | 2017- 3- 98-BAL | Jacksonville U. | Minors | Baltimore Orioles (A+) |
| Felix Bautista | P | DSL Orioles (Rk) | 6-5 | 190 | R-R | 1995-06-20 | 22 | Santo Domingo,Dom Rep | RK | 2013-2018 | - | Minors | Baltimore Orioles (Rk) | ||
| Welbin Bautista | C | DSL Orioles (Rk) | 6-0 | 180 | R-R | 1998-05-07 | 19 | Santo Domingo,Dom Rep | RK | 2015-2018 | - | 2014- UDFA-MIA | Free Agent | (MLB) | |
| Branden Becker | SS | Aberdeen (A-) Frederick (A+) | 6-1 | 175 | L-R | 1996-09-13 | 20 | San Bernardino,California | A+ | 2015-2018 | - | 2015-17- 523-BAL | Minors | Baltimore Orioles (A-) | |
| Tim Beckham | SS | Baltimore (MLB) | 6-0 | 188 | R-R | 1990-01-27 | 27 | Griffin,Georgia | MLB | 2008-2018 | 2013-2018 | 2008- 1- 1-TBA | Active | Seattle Mariners (MLB) | |
| Tim Berry | P | Bowie (AA) Norfolk (AAA) | 6-2 | 165 | L-L | 1991-03-18 | 26 | San Diego,California | AAA | 2010-2018 | - | 2009-50-1496-BAL | Free Agent | - (MLB) | |
| Cole Billingsley | OF | Delmarva (A) Bowie (AA) | 5-10 | 170 | L-L | 1994-05-29 | 23 | Birmingham,Alabama | AA | 2013-2018 | - | 2016-19- 571-BAL | South Alabama | Minors | Baltimore Orioles (AA) |
| Cameron Bishop | P | GCL Orioles (Rk) Aberdeen (A-) | 6-4 | 215 | L-L | 1996-02-14 | 21 | Brea,California | A | 2015-2018 | - | 2017-26- 788-BAL | California-Irvine | Minors | Baltimore Orioles (A) |
| Richard Bleier | P | Norfolk (AAA) Baltimore (MLB) | 6-3 | 195 | L-L | 1987-04-16 | 30 | Davie,Florida | MLB | 2006-2018 | 2016-2018 | 2008- 6- 183-TEX | Florida Gulf Coast U. | Active | Baltimore Orioles (MLB) |
| Brandon Bonilla | P | Aberdeen (A-) | 6-3 | 200 | R-L | 1993-10-21 | 23 | Stamford,Connecticut | A | 2012-2018 | - | 2016-13- 391-BAL | Arizona St, Grand Canyon U., Hawaii Pacific U. | Minors | Baltimore Orioles (A) |
| Miguel Bonilla | P | DSL Orioles (Rk) | 6-3 | 185 | R-R | 1994-09-29 | 22 | Mao,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Michael Bourn | CF | Norfolk (AAA) | 5-11 | 180 | L-R | 1982-12-27 | 34 | Houston,Texas | MLB | 2001-2017 | 2006-2016 | 2003- 4- 115-PHI | Houston | Free Agent | (MLB) |
| Brad Brach | P | Baltimore (MLB) | 6-4 | 210 | R-R | 1986-04-12 | 31 | Freehold,New Jersey | MLB | 2005-2018 | 2011-2018 | 2008-42-1275-SDN | Monmouth U. | Free Agent | (MLB) |
| Jed Bradley | P | Bowie (AA) Norfolk (AAA) | 6-3 | 203 | L-L | 1990-06-12 | 27 | Huntsville,Alabama | MLB | 2009-2017 | 2016-2016 | 2011- 1- 15-MIL | Georgia Tech | Retired | (MLB) |
| Jake Bray | P | Delmarva (A) | 6-1 | 185 | R-R | 1992-12-08 | 24 | San Diego,California | A+ | 2013-2018 | - | 2013-12- 369-BAL | Feather River Col | Minors | Oakland Athletics (A+) |
| Ben Breazeale | C | Aberdeen (A-) | 6-0 | 210 | L-R | 1994-10-21 | 22 | louisville,Tennessee | A | 2014-2018 | - | 2017- 7- 218-BAL | Wake Forest U. | Minors | Baltimore Orioles (A-) |
| Parker Bridwell | P | Norfolk (AAA) | 6-4 | 190 | R-R | 1991-08-02 | 25 | Hereford,Texas | MLB | 2010-2018 | 2016-2018 | 2010- 9- 268-BAL | DFA | Los Angeles Angels (MLB) | |
| Rafael Brito | 3B | DSL Cle/Mil (Rk) | 6-2 | 180 | R-R | 1998-10-25 | 18 | Azua,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Zach Britton | P | Delmarva (A) Frederick (A+) Bowie (AA) Baltimore (MLB) | 6-3 | 190 | L-L | 1987-12-22 | 29 | Panorama City,California | MLB | 2006-2018 | 2011-2018 | 2006- 3- 85-BAL | Active | New York Yankees (MLB) | |
| Jacob Brown | OF | GCL Orioles (Rk) | 5-9 | 190 | R-R | 1999-02-16 | 18 | McLeansville,North Carolina | RK | 2017-2018 | - | 2017-18- 548-BAL | Minors | Baltimore Orioles (Rk) | |
| Layne Bruner | P | GCL Orioles (Rk) Aberdeen (A-) | 6-3 | 175 | L-L | 1994-09-24 | 22 | Montesano,Washington | A- | 2014-2017 | - | 2016-18- 541-BAL | Washington St | Free Agent | (MLB) |
| Bobby Bundy | P | Frederick (A+) Bowie (AA) Norfolk (AAA) | 6-2 | 215 | R-R | 1990-01-13 | 27 | Sperry,Oklahoma | AAA | 2008-2017 | - | 2008- 8- 236-BAL | Free Agent | (MLB) | |
| Dylan Bundy | P | Baltimore (MLB) | 6-1 | 200 | B-R | 1992-11-15 | 24 | Tulsa,Oklahoma | MLB | 2012-2018 | 2012-2018 | 2011- 1- 4-BAL | Active | Baltimore Orioles (MLB) | |
| Michael Burke | P-SS | Frederick (A+) | 6-2 | 200 | R-R | 1992-08-27 | 24 | Cleveland,Ohio | A+ | 2011-2018 | - | 2014-30- 901-BAL | University at Buffalo | Free Agent | - (MLB) |
| Scott Burke | P | Aberdeen (A-) | 6-3 | 175 | R-R | 1994-06-02 | 23 | Glendora,California | A | 2014-2018 | - | 2013-31- 917-HOU | UCLA | Minors | Baltimore Orioles (A) |
| Julio Cabrera | OF | DSL Cle/Mil (Rk) | 6-0 | 190 | L-L | 1997-11-21 | 19 | Azua,Dom Rep | RK | 2015-2017 | - | 2014- UDFA-CLE | (MLB) | ||
| Jean Carrillo | C | Aberdeen (A-) Delmarva (A) | 6-0 | 200 | R-R | 1997-06-16 | 20 | Panama City,Panama | A | 2014-2018 | - | Minors | Baltimore Orioles (A) | ||
| Alex Castellanos | OF | Norfolk (AAA) | 6-0 | 165 | R-R | 1986-08-04 | 30 | Miami,Florida | MLB | 2007-2018 | 2012-2013 | 2008-10- 305-SLN | Belmont Abbey Col | Free Agent | (MLB) |
| Javier Castillo | SS | DSL Cle/Mil (Rk) | 5-11 | 160 | R-R | 1998-04-04 | 19 | Maturin,Venezuela | RK | 2015-2017 | - | (MLB) | |||
| Welington Castillo | C | Bowie (AA) Baltimore (MLB) | 6-1 | 195 | R-R | 1987-04-24 | 30 | San Isidro,Dom Rep | MLB | 2006-2018 | 2010-2018 | 2004- UDFA-CHN | Active | Chicago White Sox (MLB) | |
| Miguel Castro | P | Bowie (AA) Baltimore (MLB) | 6-5 | 190 | R-R | 1994-12-24 | 22 | La Romana,Dom Rep | MLB | 2012-2018 | 2015-2018 | 2012- UDFA-TOR | Active | Baltimore Orioles (MLB) | |
| Orlando Cedeno | P | DSL Cle/Mil (Rk) | 6-2 | 195 | R-R | 1997-09-16 | 19 | Santo Domingo,Dom Rep | RK | 2015-2017 | - | 2014- UDFA-CLE | (MLB) | ||
| Cristopher Cespedes | OF | DSL Cle/Mil (Rk) | 6-3 | 200 | R-R | 1998-05-18 | 19 | Santo Domingo,Dom Rep | RK | 2015-2018 | - | Minors | Cleveland Indians (Rk) | ||
| Tanner Chleborad | P | Frederick (A+) | 6-6 | 185 | R-R | 1992-11-04 | 24 | Rapid City,South Dakota | AA | 2012-2018 | - | 2014-16- 481-BAL | Washington St | Minors | Baltimore Orioles (AA) |
| Michael Choice | OF | Norfolk (AAA) | 6-0 | 190 | R-R | 1989-11-10 | 27 | Mansfield,Texas | MLB | 2008-2017 | 2013-2015 | 2010- 1- 10-OAK | Texas-Arlington | International | (MLB) |
| Bryan Ciriaco | 3B | DSL Orioles (Rk) | 6-1 | 185 | R-R | 1997-03-29 | 20 | Sabana Perdida,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Chris Clare | IF | Delmarva (A) Frederick (A+) | 6-1 | 160 | R-R | 1994-11-24 | 22 | Fort Mill,South Carolina | AA | 2014-2018 | - | 2016-21- 631-BAL | High Point U. | Minors | Baltimore Orioles (A+) |
| Garrett Cleavinger | P | Bowie (AA) | 6-1 | 220 | L-L | 1994-04-23 | 23 | Baldwin City,Kansas | AA | 2013-2018 | - | 2015- 3- 102-BAL | Oregon | Minors | Philadelphia Phillies (A+) |
| Jesus Colman | P | DSL Cle/Mil (Rk) | 6-1 | 175 | R-R | 1998-03-11 | 19 | Cabimas,Venezuela | RK | 2016-2017 | - | (MLB) | |||
| Marlon Constante | P | DSL Orioles (Rk) | 5-11 | 180 | R-R | 1996-07-05 | 20 | San Pedro de Mac,Dom Rep | RK | 2015-2018 | - | 2017-11- 332-NYA | (MLB) | ||
| Tyler Coolbaugh | SS | GCL Orioles (Rk) | 5-10 | 175 | B-R | 1993-10-29 | 23 | Austin,Texas | A+ | 2014-2018 | - | 2017-36-1088-BAL | Oklahoma, Angelo St | Minors | Baltimore Orioles (A-) |
| Garrett Copeland | IF | Aberdeen (A-) Frederick (A+) | 5-10 | 196 | B-R | 1995-02-22 | 22 | Bartlett,Tennessee | A+ | 2014-2018 | - | 2016-30- 901-BAL | Austin Peay St | Free Agent | (MLB) |
| Luis Cordero | P | DSL Cle/Mil (Rk) | 6-3 | 170 | L-L | 1999-04-22 | 18 | Maracay,Venezuela | RK | 2016-2017 | - | (MLB) | |||
| Sean Coyle | 2B | Bowie (AA) | 5-8 | 175 | R-R | 1992-01-17 | 25 | Chalfont,Pennsylvania | AAA | 2010-2017 | - | 2010- 3- 110-BOS | Free Agent | (MLB) | |
| Trevor Craport | C | Aberdeen (A-) | 5-11 | 200 | R-R | 1996-08-12 | 20 | Norcross,Georgia | A | 2015-2018 | - | 2017-11- 338-BAL | Georgia Tech | Minors | Baltimore Orioles (A-) |
| Stefan Crichton | P | GCL Orioles (Rk) Norfolk (AAA) Baltimore (MLB) | 6-3 | 200 | R-R | 1992-03-01 | 25 | Katy,Texas | MLB | 2011-2018 | 2017-2017 | 2013-23- 699-BAL | Texas Christian U. | Free Agent | (MLB) |
| Frank Crinella | UTL | Delmarva (A) | 5-11 | 188 | R-R | 1994-06-09 | 23 | Springfield,Massachusetts | A | 2013-2018 | - | 2015-39-1183-BAL | Merrimack Col | Minors | Baltimore Orioles (A) |
| Oscar Cruz | P | DSL Orioles (Rk) | 6-1 | 170 | R-R | 1994-08-25 | 22 | Pimentel,Dom Rep | RK | 2013-2017 | - | Free Agent | (MLB) | ||
| Seamus Curran | 1B | Aberdeen (A-) | 6-6 | 240 | L-R | 1997-09-06 | 19 | Agawam,Massachusetts | A | 2015-2018 | - | 2015- 8- 253-BAL | Minors | Baltimore Orioles (A) | |
| Chris Davis | 1B | Delmarva (A) Frederick (A+) Baltimore (MLB) | 6-3 | 210 | L-R | 1986-03-17 | 31 | Longview,Texas | MLB | 2006-2018 | 2008-2018 | 2006- 5- 148-TEX | Navarro Col | Active | Baltimore Orioles (MLB) |
| Glynn Davis | OF | Frederick (A+) Bowie (AA) | 6-3 | 170 | R-R | 1991-12-07 | 25 | Baltimore,Maryland | AA | 2011-2017 | - | 2010- UDFA-BAL | Free Agent | (MLB) | |
| Manuel Daza | P | DSL Orioles (Rk) | 6-1 | 175 | R-R | 1996-09-22 | 20 | Valencia,Venezuela | RK | 2016-2018 | - | (MLB) | |||
| Wilmy De Jesus | P | DSL Cle/Mil (Rk) | 6-0 | 170 | R-R | 2000-02-26 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Joaquin De La Cruz | 3B | DSL Cle/Mil (Rk) | 6-2 | 195 | R-R | 1995-10-13 | 21 | Santo Domingo,Dom Rep | A | 2013-2018 | - | Free Agent | - (MLB) | ||
| Luis De La Rosa | OF | DSL Cle/Mil (Rk) | 6-4 | 170 | R-R | 1998-08-31 | 18 | Santo Domingo,Dom Rep | RK | 2015-2017 | - | 2014- UDFA-CLE | (MLB) | ||
| Carlos Diaz | 1B | Aberdeen (A-) | 6-2 | 220 | L-L | 1996-12-16 | 20 | Ensenada,Mexico | AAA | 2014-2017 | - | Free Agent | (MLB) | ||
| Frandy Diaz | P | DSL Orioles (Rk) | 5-10 | 155 | L-L | 1995-03-25 | 22 | Dajabon,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Jose Diaz | P | GCL Orioles (Rk) | 6-3 | 185 | R-R | 1996-08-01 | 20 | Santo Domingo,Dom Rep | A- | 2015-2018 | - | Free Agent | - (MLB) | ||
| Nick DiBenedetto | SS | GCL Orioles (Rk) | 6-0 | 200 | R-R | 1994-01-05 | 23 | Fort Myers,Florida | RK | 2014-2018 | - | Trinity Col | Free Agent | (MLB) | |
| Chris Dickerson | OF-DH | Norfolk (AAA) | 6-4 | 212 | L-L | 1982-04-10 | 35 | Hollywood,California | MLB | 2000-2017 | 2008-2014 | 2003-16- 471-CIN | Nevada | Free Agent | (MLB) |
| Matthias Dietz | P | Delmarva (A) | 6-5 | 220 | R-R | 1995-09-20 | 21 | Orland Park,Illinois | A+ | 2015-2018 | - | 2016- 2- 69-BAL | John A. Logan Col | Minors | Baltimore Orioles (A+) |
| Bryan Dimas | OF | DSL Cle/Mil (Rk) | 6-1 | 165 | B-R | 2000-02-04 | 17 | Panama City,Panama | RK | 2017-2018 | - | (MLB) | |||
| Manuel Dominguez | P | DSL Orioles (Rk) | 6-5 | 230 | R-R | 1994-01-17 | 23 | Mao,Dom Rep | A- | 2015-2018 | - | Free Agent | - (MLB) | ||
| Drew Dosch | IF | Bowie (AA) Norfolk (AAA) | 6-2 | 190 | L-R | 1992-06-24 | 25 | Canal winchester,Ohio | AAA | 2011-2018 | - | 2013- 7- 219-BAL | Youngstown St | Minors | Baltimore Orioles (AAA) |
| Oliver Drake | P | Baltimore (MLB) | 6-4 | 210 | R-R | 1987-01-13 | 30 | Worcester,Massachusetts | MLB | 2007-2018 | 2015-2018 | 2008-43-1286-BAL | Navy | DFA | Tampa Bay Rays (MLB) |
| Cody Dube | P | Delmarva (A) | 6-1 | 198 | R-R | 1994-10-21 | 22 | Windham,Maine | A | 2016-2017 | - | 2016-10- 301-BAL | Keene St | Minors | Baltimore Orioles (A) |
| Juan Echevarria | P | GCL Orioles (Rk) Aberdeen (A-) | 6-3 | 194 | R-R | 1997-06-25 | 20 | Kissimmee,Florida | A- | 2016-2018 | - | 2015-21- 643-BAL | Minors | Baltimore Orioles (A-) | |
| Tyler Erwin | P | Delmarva (A) | 6-0 | 185 | L-L | 1994-08-29 | 22 | Mesa,Arizona | A+ | 2014-2018 | - | 2016-23- 691-BAL | New Mexico St, South Mountain CC | Minors | Baltimore Orioles (A) |
| J.C. Escarra | C | GCL Orioles (Rk) | 6-3 | 205 | L-R | 1995-04-24 | 22 | Hialeah,Florida | A+ | 2015-2018 | - | 2017-15- 458-BAL | Florida International U. | Minors | Baltimore Orioles (A-) |
| Marcos Estevez | OF | DSL Orioles (Rk) | 6-0 | 185 | R-R | 1995-07-12 | 21 | Santo Domingo,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Jaime Estrada | 3B | GCL Orioles (Rk) | 5-10 | 170 | L-R | 1995-12-15 | 21 | Compton,California | RK | 2015-2018 | - | 2016-26- 781-BAL | Central Arizona Col | Free Agent | - (MLB) |
| Daniel Fajardo | C | Delmarva (A) Frederick (A+) Norfolk (AAA) | 6-1 | 170 | R-R | 1994-11-19 | 22 | Maracay,Venezuela | AAA | 2012-2018 | - | Minors | Baltimore Orioles (A) | ||
| Andrew Faulkner | P | Norfolk (AAA) | 6-3 | 180 | R-L | 1992-09-12 | 24 | Aiken,South Carolina | MLB | 2011-2018 | 2015-2016 | 2011-14- 444-TEX | Free Agent | - (MLB) | |
| Daritzon Feliz | P | DSL Cle/Mil (Rk) | 6-2 | 175 | L-L | 1999-08-19 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Gray Fenter | P | GCL Orioles (Rk) Aberdeen (A-) | 6-1 | 210 | R-R | 1996-01-24 | 21 | West Memphis,Arkansas | A | 2015-2018 | - | 2015- 7- 223-BAL | Minors | Baltimore Orioles (A-) | |
| Jaylen Ferguson | OF | Aberdeen (A-) | 6-2 | 180 | R-R | 1997-07-21 | 19 | Arlington,Texas | A | 2015-2018 | - | 2015- 9- 283-BAL | Minors | Baltimore Orioles (A-) | |
| Jay Flaa | P | Frederick (A+) | 6-3 | 220 | R-R | 1992-06-10 | 25 | Mandan,North Dakota | AA | 2011-2018 | - | 2015- 6- 193-BAL | North Dakota St, Mary | Minors | Baltimore Orioles (A+) |
| Ryan Flaherty | 2B | Frederick (A+) Bowie (AA) Baltimore (MLB) | 6-3 | 210 | L-R | 1986-07-27 | 30 | Portland,Maine | MLB | 2006-2018 | 2012-2018 | 2008- 1- 41-CHN | Vanderbilt U. | Free Agent | (MLB) |
| Yorki Franco | OF | DSL Cle/Mil (Rk) | 6-2 | 180 | L-R | 1998-10-26 | 18 | Neiba,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Paul Fry | P | Bowie (AA) Norfolk (AAA) | 6-0 | 190 | L-L | 1992-07-26 | 24 | Waterford,Michigan | MLB | 2011-2018 | 2018-2018 | 2013-17- 507-SEA | St. Clair County CC | Active | Baltimore Orioles (MLB) |
| Henry Garcia | P | DSL Cle/Mil (Rk) | 6-5 | 195 | R-R | 1997-03-29 | 20 | Los Llanos,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Jason Garcia | P | Bowie (AA) | 6-0 | 185 | R-R | 1992-11-21 | 24 | Bronx,New York | MLB | 2010-2018 | 2015-2015 | 2010-17- 533-BOS | Free Agent | - (MLB) | |
| Luis Garcia | P | DSL Cle/Mil (Rk) | 6-3 | 180 | R-R | 1997-04-26 | 20 | - | RK | 2017-2017 | - | (MLB) | |||
| Ruben Garcia | P | Aberdeen (A-) | 6-4 | 190 | R-R | 1996-08-02 | 20 | Port St. Lucie,Florida | A- | 2016-2018 | - | 2016-14- 421-BAL | Eastern Florida St | Restricted | Baltimore Orioles (A-) |
| Randolph Gassaway | 1B | Frederick (A+) Bowie (AA) | 6-4 | 210 | R-R | 1995-05-23 | 22 | Atlanta,Georgia | AA | 2013-2018 | - | 2013-16- 489-BAL | Minors | Pittsburgh Pirates (MLB) | |
| Kevin Gausman | P | Baltimore (MLB) | 6-4 | 170 | L-R | 1991-01-06 | 26 | Centennial,Colorado | MLB | 2011-2018 | 2013-2018 | 2012- 1- 4-BAL | Louisiana St | Active | Atlanta Braves (MLB) |
| Craig Gentry | CF | Norfolk (AAA) Baltimore (MLB) | 6-2 | 190 | R-R | 1983-11-29 | 33 | Van Buren,Arkansas | MLB | 2003-2018 | 2009-2018 | 2006-10- 298-TEX | Arkansas, Arkansas-Fort Smith | Free Agent | (MLB) |
| Johnny Giavotella | 2B | Norfolk (AAA) Baltimore (MLB) | 5-8 | 185 | R-R | 1987-07-10 | 29 | Metairie,Louisiana | MLB | 2006-2018 | 2011-2017 | 2008- 2- 49-KCA | New Orleans | Free Agent | - (MLB) |
| Mychal Givens | P | Baltimore (MLB) | 6-1 | 190 | R-R | 1990-05-13 | 27 | Tampa,Florida | MLB | 2010-2018 | 2015-2018 | 2009- 2- 54-BAL | Active | Baltimore Orioles (MLB) | |
| Juan Gomez | P | DSL Cle/Mil (Rk) | 6-3 | 185 | L-R | 1997-05-01 | 20 | Yamasa,Dom Rep | RK | 2017-2017 | - | (MLB) | |||
| Alfredo Gonzalez | C | GCL Orioles (Rk) Delmarva (A) | 6-0 | 165 | R-R | 1995-12-14 | 21 | Distrito Federal,Venezuela | A | 2014-2018 | - | Minors | Baltimore Orioles (A-) | ||
| Brian Gonzalez | P | Frederick (A+) | 6-1 | 230 | R-L | 1995-10-25 | 21 | Miramar,Florida | AA | 2014-2018 | - | 2014- 3- 90-BAL | Minors | Baltimore Orioles (AA) | |
| Elian Gonzalez | SS | DSL Cle/Mil (Rk) | 6-2 | 175 | R-R | 2000-04-15 | 17 | Azua,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Frank Gonzalez | 2B | DSL Orioles (Rk) | 5-11 | 170 | L-R | 1997-03-05 | 20 | Maracaibo,Venezuela | RK | 2016-2018 | - | (MLB) | |||
| Jay Gonzalez | OF | Frederick (A+) Bowie (AA) | 5-10 | 180 | L-L | 1990-12-11 | 26 | Orlando,Florida | AA | 2011-2018 | - | 2014-10- 301-BAL | Auburn U., Mount Olive Col | Minors | Arizona Diamondbacks (AA) |
| Luis Gonzalez | P | Frederick (A+) | 6-2 | 170 | L-L | 1992-01-17 | 25 | Esperanza,Dom Rep | AAA | 2010-2018 | - | Minors | Baltimore Orioles (AAA) | ||
| Miguel Gonzalez | P | DSL Orioles (Rk) | 6-3 | 185 | R-R | 1995-09-29 | 21 | Bani,Dom Rep | RK | 2015-2017 | - | 2014- UDFA-BAL | (MLB) | ||
| Tristan Graham | OF | Aberdeen (A-) | 6-4 | 215 | R-R | 1995-07-21 | 21 | North Vancouver,BC | A- | 2016-2017 | - | 2015-22- 673-BAL | NE Texas CC | Minors | Baltimore Orioles (A-) |
| Victor Grasso | C | DSL Orioles (Rk) | 6-2 | 245 | R-R | 1996-08-28 | 20 | Maracaibo,Venezuela | RK | 2014-2018 | - | (MLB) | |||
| Gerrion Grim | OF | Delmarva (A) | 6-2 | 190 | R-R | 1993-09-17 | 23 | St. Peters,Missouri | A | 2014-2018 | - | 2014-14- 421-BAL | Jefferson Col | Free Agent | (MLB) |
| Matthew Grimes | P | Frederick (A+) Bowie (AA) | 6-5 | 185 | R-R | 1991-09-04 | 25 | Snellville,Georgia | AAA | 2011-2018 | - | 2014-18- 541-BAL | Georgia Tech | Minors | Baltimore Orioles (AA) |
| Kory Groves | P | Delmarva (A) | 6-2 | 205 | R-R | 1992-09-02 | 24 | Citrus Heights,California | A | 2015-2017 | - | 2015-34-1033-BAL | Cal St Monterey Bay, Sacramento City Col | Retired | - (MLB) |
| Nick Gruener | P | Aberdeen (A-) | 6-0 | 185 | R-R | 1995-05-16 | 22 | Miami,Florida | A | 2014-2018 | - | 2016-22- 661-BAL | Harvard U. | Minors | Baltimore Orioles (A) |
| Hector Guance | P | GCL Orioles (Rk) Aberdeen (A-) | 6-6 | 200 | R-R | 1995-07-12 | 21 | San Cristobal,Dom Rep | A- | 2014-2018 | - | Minors | Baltimore Orioles (A-) | ||
| Adam Hall | SS | GCL Orioles (Rk) | 5-11 | 165 | R-R | 1999-05-22 | 18 | London,Ontario | A- | 2017-2018 | - | 2017- 2- 60-BAL | Minors | Baltimore Orioles (A-) | |
| D.L. Hall | P | GCL Orioles (Rk) | 6-0 | 180 | L-L | 1998-09-19 | 18 | Valdosta,Georgia | A | 2017-2018 | - | 2017- 1- 21-BAL | Minors | Baltimore Orioles (Rk) | |
| Matthew Hammonds | P | GCL Orioles (Rk) | 6-4 | 205 | L-L | 1995-05-23 | 22 | Anaheim Hills,California | A- | 2014-2018 | - | 2017-29- 878-BAL | Sonoma St | Minors | Baltimore Orioles (A-) |
| Brenan Hanifee | P | Aberdeen (A-) | 6-4 | 185 | R-R | 1998-05-29 | 19 | Bridgewater,Virginia | A | 2017-2018 | - | 2016- 4- 121-BAL | Minors | Baltimore Orioles (A-) | |
| J.J. Hardy | SS | Norfolk (AAA) Baltimore (MLB) | 6-2 | 205 | R-R | 1982-08-19 | 34 | Tucson,Arizona | MLB | 2001-2017 | 2005-2017 | 2001- 2- 56-MIL | Free Agent | (MLB) | |
| Donnie Hart | P | Norfolk (AAA) Baltimore (MLB) | 5-11 | 180 | L-L | 1990-09-06 | 26 | Katy,Texas | MLB | 2011-2018 | 2016-2018 | 2013-27- 819-BAL | Texas St | Active | Baltimore Orioles (MLB) |
| Josh Hart | OF | GCL Orioles (Rk) Aberdeen (A-) Frederick (A+) | 5-11 | 172 | L-L | 1994-10-02 | 22 | Lilburn,Georgia | A+ | 2013-2017 | - | 2013- 1- 37-BAL | Free Agent | - (MLB) | |
| Hunter Harvey | P | GCL Orioles (Rk) Aberdeen (A-) Delmarva (A) | 6-3 | 175 | R-R | 1994-12-09 | 22 | Catawba,North Carolina | AA | 2013-2018 | - | 2013- 1- 22-BAL | Minors | Baltimore Orioles (AA) | |
| Reed Hayes | P | Aberdeen (A-) | 6-3 | 185 | R-R | 1995-03-17 | 22 | Johnson City,Tennessee | A | 2014-2018 | - | 2017-13- 398-BAL | Walters St CC, Vanderbilt U. | Minors | Baltimore Orioles (A) |
| Austin Hays | OF | Frederick (A+) Bowie (AA) Baltimore (MLB) | 6-1 | 195 | R-R | 1995-07-05 | 21 | Port Orange,Florida | MLB | 2014-2018 | 2017-2017 | 2016- 3- 91-BAL | Jacksonville U., Seminole St Florida | Active | Baltimore Orioles (MLB) |
| Jeremy Hellickson | P | Baltimore (MLB) | 6-1 | 185 | R-R | 1987-04-08 | 30 | Des Moines,Iowa | MLB | 2005-2018 | 2010-2018 | 2005- 4- 118-TBA | Free Agent | (MLB) | |
| Jefri Hernandez | P | Frederick (A+) Bowie (AA) | 6-1 | 170 | R-R | 1991-04-27 | 26 | Bani,Dom Rep | AAA | 2010-2017 | - | Free Agent | (MLB) | ||
| Luis Hernandez | 3B | DSL Orioles (Rk) | 6-2 | 175 | B-R | 1998-05-13 | 19 | Bani,Dom Rep | RK | 2015-2017 | - | 1996- UDFA-BAL | Minors | Baltimore Orioles (Rk) | |
| David Hess | P | Bowie (AA) | 6-1 | 198 | R-R | 1993-07-10 | 23 | Tullahoma,Tennessee | MLB | 2012-2018 | 2018-2018 | 2014- 5- 151-BAL | Tennessee Technological U. | Active | Baltimore Orioles (MLB) |
| Shane Hoelscher | IF | Frederick (A+) | 6-0 | 195 | R-R | 1991-09-21 | 25 | Temple,Texas | A+ | 2011-2017 | - | 2014-17- 503-COL | Rice U. | Minors | Baltimore Orioles (A+) |
| Max Hogan | IF | GCL Orioles (Rk) | 5-11 | 195 | L-R | 1993-09-24 | 23 | Belton,Texas | A+ | 2013-2018 | - | 2017-32- 968-BAL | Dallas Baptist U., McLennan CC, Arkansas, Missouri So.State U. | Free Agent | - (MLB) |
| Mitch Horacek | P | Frederick (A+) | 6-5 | 185 | L-L | 1991-12-03 | 25 | Littleton,Colorado | AA | 2011-2018 | - | 2013- 9- 279-BAL | Dartmouth Col | Minors | Colorado Rockies (MLB) |
| Lucas Humpal | P | Delmarva (A) | 6-3 | 190 | R-R | 1993-09-05 | 23 | Corpus Christi,Texas | AA | 2013-2018 | - | 2016- 9- 271-BAL | Texas St | Free Agent | - (MLB) |
| Edwin Jackson | P | Norfolk (AAA) Baltimore (MLB) | 6-3 | 190 | R-R | 1983-09-09 | 33 | Neu-Ulm,Germany | MLB | 2001-2018 | 2003-2018 | 2001- 6- 190-LAN | Free Agent | (MLB) | |
| Junior Jador | P | DSL Orioles (Rk) | 6-1 | 175 | R-R | 1996-04-25 | 21 | Luperon,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Paul Janish | SS-3B | Norfolk (AAA) Baltimore (MLB) | 6-2 | 180 | R-R | 1982-10-12 | 34 | Cypress,Texas | MLB | 2002-2017 | 2008-2017 | 2004- 5- 138-CIN | Rice U. | Retired | (MLB) |
| Zach Jarrett | IF | Aberdeen (A-) | 6-3 | 217 | R-R | 1994-12-08 | 22 | Hickory,North Carolina | A | 2014-2018 | - | 2017-28- 848-BAL | UNC Charlotte | Minors | Baltimore Orioles (A-) |
| Francisco Jimenez | P | Delmarva (A) Frederick (A+) | 6-1 | 160 | R-R | 1994-10-04 | 22 | San Cristobal,Dom Rep | AAA | 2012-2018 | - | Minors | Baltimore Orioles (AAA) | ||
| Hansel Jimenez | OF | DSL Orioles (Rk) | 5-11 | 170 | L-L | 1996-07-10 | 20 | San Juan De La Maguana,Dom Rep | RK | 2015-2018 | - | (MLB) | |||
| Pablo Jimenez | OF | DSL Cle/Mil (Rk) | 6-2 | 175 | R-R | 1999-02-06 | 18 | Santo Domingo,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Ubaldo Jimenez | P | Baltimore (MLB) | 6-2 | 160 | R-R | 1984-01-22 | 33 | Nagua,Dom Rep | MLB | 2002-2017 | 2006-2017 | 2001- UDFA-COL | Free Agent | (MLB) | |
| Nick Jobst | P | Aberdeen (A-) Delmarva (A) | 6-2 | 260 | R-R | 1994-04-20 | 23 | Chicago,Illinois | A | 2016-2018 | - | 2016-15- 451-BAL | South Carolina-Aiken, Florence-Darlington Technical Col | Minors | Los Angeles Angels (A) |
| Chris Johnson | 3B | Aberdeen (A-) Norfolk (AAA) | 6-3 | 220 | R-R | 1984-10-01 | 32 | Fort Myers,Florida | MLB | 2004-2017 | 2009-2016 | 2006- 4- 129-HOU | Stetson U., Florida Atl U. | Free Agent | (MLB) |
| Joe Johnson | P | Aberdeen (A-) | 6-3 | 175 | R-R | 1994-05-24 | 23 | Greenwood,South Carolina | A- | 2013-2017 | - | 2016-40-1201-BAL | Erskine Col | Minors | Baltimore Orioles (A-) |
| Steve Johnson | P | Norfolk (AAA) | 6-1 | 220 | R-R | 1987-08-31 | 29 | Baltimore,Maryland | MLB | 2005-2017 | 2012-2016 | 2005-13- 406-LAN | Retired | (MLB) | |
| Adam Jones | CF | Baltimore (MLB) | 6-2 | 185 | R-R | 1985-08-01 | 31 | San Diego,California | MLB | 2003-2018 | 2006-2018 | 2003- 1- 37-SEA | Free Agent | (MLB) | |
| Cory Jones | P | GCL Orioles (Rk) Frederick (A+) | 6-4 | 202 | R-R | 1991-09-20 | 25 | Simi Valley,California | A+ | 2010-2018 | - | 2012- 5- 180-SLN | Pepperdine U., Col. the Canyons | Free Agent | (MLB) |
| Markel Jones | OF | Aberdeen (A-) Frederick (A+) | 5-10 | 175 | B-R | 1994-08-08 | 22 | Supply,North Carolina | A+ | 2016-2018 | - | 2016-33- 991-BAL | Brunswick CC | Minors | Baltimore Orioles (Rk) |
| Caleb Joseph | C | Baltimore (MLB) | 6-3 | 180 | R-R | 1986-06-18 | 31 | Franklin,Tennessee | MLB | 2006-2018 | 2014-2018 | 2008- 7- 206-BAL | Lipscomb U. | Free Agent | (MLB) |
| Malek Joubas | OF | DSL Orioles (Rk) | 6-0 | 175 | R-R | 1996-07-23 | 20 | Caracas,Venezuela | RK | 2017-2017 | - | (MLB) | |||
| Alejandro Juvier | 2B | Delmarva (A) | 6-1 | 180 | L-R | 1996-01-20 | 21 | Miami,Florida | AA | 2014-2018 | - | 2014-15- 451-BAL | Minors | Baltimore Orioles (A+) | |
| Alex Katz | P | Frederick (A+) | 5-11 | 180 | L-L | 1994-10-12 | 22 | New Hyde Park,New York | A+ | 2013-2018 | - | 2015-27- 802-CHA | St. John's U. | Free Agent | - (MLB) |
| Josh Keaton | P | GCL Orioles (Rk) Aberdeen (A-) | 6-1 | 190 | R-R | 1993-10-20 | 23 | Colorado Springs,Colorado | A- | 2016-2018 | - | 2017-10- 308-BAL | Adams St | Minors | Baltimore Orioles (A-) |
| Makesiondon Kelkboom | SS | DSL Cle/Mil (Rk) | 5-11 | 152 | R-R | 2000-07-12 | 16 | Leiden,Netherlands | RK | 2017-2018 | - | 2016- UDFA-CLE | (MLB) | ||
| Jon Keller | P | Aberdeen (A-) Frederick (A+) Bowie (AA) | 6-5 | 231 | R-R | 1992-08-08 | 24 | Kingsport,Tennessee | AA | 2011-2017 | - | 2013-22- 669-BAL | Nebraska, Tampa | DL-7 | Colorado Rockies (MLB) |
| Jeff Kemp | 2B | Bowie (AA) | 6-0 | 195 | R-R | 1990-03-23 | 27 | Bowie,Maryland | AA | 2009-2017 | - | 2013-33- 999-BAL | Radford U. | Retired | (MLB) |
| Adoni Kery | P | DSL Cle/Mil (Rk) | 6-0 | 170 | R-R | 1996-02-18 | 21 | Las Terrenas,Dom Rep | A | 2016-2018 | - | Minors | Cleveland Indians (A-) | ||
| Hyun-Soo Kim | OF | Baltimore (MLB) | 6-2 | 214 | L-R | 1988-01-12 | 29 | Seoul,Korea | MLB | 2016-2017 | 2016-2017 | 2015- UDFA-BAL | International | (MLB) | |
| Jordan Kipper | P | Bowie (AA) Norfolk (AAA) | 6-4 | 185 | R-R | 1992-10-06 | 24 | Phoenix,Arizona | AAA | 2012-2018 | - | 2014- 9- 269-ANA | Central Arizona Col | Minors | Baltimore Orioles (AA) |
| Tanner Kirk | SS | Delmarva (A) | 5-11 | 183 | R-R | 1993-08-14 | 23 | Lincoln,Nebraska | A | 2013-2017 | - | 2016-35-1051-BAL | Wichita St | Free Agent | (MLB) |
| Steven Klimek | P | Delmarva (A) | 6-3 | 170 | R-R | 1994-04-04 | 23 | Rochester,New York | A+ | 2013-2018 | - | 2015-33-1003-BAL | St. Bonaventure U. | Minors | Baltimore Orioles (A) |
| Max Knutson | P | Aberdeen (A-) | 6-2 | 205 | L-L | 1995-04-01 | 22 | Minneapolis,Minnesota | A | 2014-2018 | - | 2016-12- 361-BAL | Nebraska | Minors | Baltimore Orioles (A) |
| Steve Laurino | 1B | Frederick (A+) | 6-3 | 220 | R-L | 1993-01-05 | 24 | Carle Place,New York | A+ | 2012-2017 | - | 2015-25- 763-BAL | Marist Col | Free Agent | (MLB) |
| Raudel Lazo | P | Bowie (AA) | 5-10 | 175 | L-L | 1989-04-12 | 28 | Pinar del Rio,Cuba | MLB | 2012-2017 | 2015-2015 | 2011- UDFA-MIA | Free Agent | (MLB) | |
| Chris Lee | P | Norfolk (AAA) | 6-3 | 175 | L-L | 1992-08-17 | 24 | Tampa,Florida | AAA | 2011-2018 | - | 2011- 4- 130-HOU | Santa Fe CC | Minors | Baltimore Orioles (AA) |
| Tomas Leoncio | P | GCL Orioles (Rk) | 6-2 | 180 | R-R | 1995-03-03 | 22 | Vicente Noble,Dom Rep | RK | 2013-2017 | - | Free Agent | (MLB) | ||
| Stuart Levy | C | Delmarva (A) Frederick (A+) | 6-2 | 190 | R-R | 1992-08-21 | 24 | Little Rock,Arkansas | AAA | 2012-2018 | - | 2015-27- 823-BAL | Arkansas St | Minors | Baltimore Orioles (A+) |
| Lazaro Leyva | P | GCL Orioles (Rk) | 6-2 | 190 | R-R | 1994-08-08 | 22 | Colombia,Cuba | A- | 2015-2017 | - | 2014- UDFA-BAL | Free Agent | (MLB) | |
| Jesus Liranzo | P | Bowie (AA) | 6-2 | 175 | R-R | 1995-03-07 | 22 | La Romana,Dom Rep | AAA | 2012-2018 | - | 2012- UDFA-ATL | Active | Pittsburgh Pirates (MLB) | |
| Jose Lizarraga | C | DSL Orioles (Rk) GCL Orioles (Rk) Aberdeen (A-) | 5-10 | 170 | R-R | 1997-08-27 | 19 | Mazatlan,Mexico | A- | 2015-2018 | - | Minors | Baltimore Orioles (Rk) | ||
| Lucas Long | P | Bowie (AA) | 6-1 | 185 | R-R | 1992-10-07 | 24 | Minneapolis,Minnesota | AAA | 2012-2018 | - | 2014-24- 721-BAL | Arizona, San Diego | Minors | Baltimore Orioles (AAA) |
| Reid Love | P | Frederick (A+) | 5-11 | 202 | L-L | 1992-05-15 | 25 | Dunnellon,Florida | AAA | 2012-2018 | - | 2015-10- 313-BAL | East Carolina U., St. Johns River St | Minors | Baltimore Orioles (AA) |
| Zac Lowther | P | Aberdeen (A-) | 6-2 | 235 | L-L | 1996-04-30 | 21 | Brooklyn Heights,Ohio | A+ | 2015-2018 | - | 2017- 2- 74-BAL | Xavier U. | Minors | Baltimore Orioles (A+) |
| Lucas Luetge | P | Norfolk (AAA) | 6-3 | 198 | L-L | 1987-02-24 | 30 | Brenham,Texas | MLB | 2008-2017 | 2012-2015 | 2008-21- 638-MIL | Rice U., San Jacinto Col | Free Agent | (MLB) |
| Manny Machado | 3B | Baltimore (MLB) | 6-3 | 185 | R-R | 1992-07-06 | 24 | Hialeah,Florida | MLB | 2010-2018 | 2012-2018 | 2010- 1- 3-BAL | Free Agent | (MLB) | |
| Max MacNabb | P | GCL Orioles (Rk) Delmarva (A) | 6-1 | 205 | L-L | 1992-08-28 | 24 | La Jolla,California | A | 2011-2018 | - | 2014-18- 537-SDN | San Diego | Free Agent | (MLB) |
| Jesus Maestre | 2B | DSL Cle/Mil (Rk) | 5-10 | 155 | R-R | 2000-02-04 | 17 | Cumana,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Damien Magnifico | P | Norfolk (AAA) | 6-1 | 180 | L-R | 1991-05-24 | 26 | Dallas,Texas | MLB | 2010-2018 | 2016-2017 | 2012- 5- 185-MIL | Oklahoma, Howard Col | Free Agent | - (MLB) |
| Jorge Mancebo | P | DSL Cle/Mil (Rk) | 6-2 | 195 | R-R | 1995-04-25 | 22 | Santo Domingo,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Trey Mancini | 1B | Baltimore (MLB) | 6-4 | 230 | R-R | 1992-03-18 | 25 | Winter Haven,Florida | MLB | 2011-2018 | 2016-2018 | 2013- 8- 249-BAL | Notre Dame | Active | Baltimore Orioles (MLB) |
| Adrian Marin | SS | Bowie (AA) | 5-10 | 165 | R-R | 1994-03-08 | 23 | Miami,Florida | AAA | 2012-2018 | - | 2012- 3- 99-BAL | Free Agent | - (MLB) | |
| Yeizer Marrugo | P | GCL Orioles (Rk) | 6-0 | 170 | R-R | 1994-10-01 | 22 | Cartagena,Colombia | RK | 2012-2017 | - | Free Agent | (MLB) | ||
| Shairon Martis | P | Norfolk (AAA) | 6-1 | 175 | R-R | 1987-03-30 | 30 | Willemstad,Curacao | MLB | 2005-2018 | 2008-2013 | 2004- UDFA-SFN | Free Agent | (MLB) | |
| Zach Matson | P | Aberdeen (A-) Delmarva (A) | 6-3 | 225 | L-L | 1995-10-24 | 21 | Creighton,Missouri | A+ | 2015-2018 | - | 2016-24- 721-BAL | Crowder Col | Minors | Baltimore Orioles (A-) |
| Jerry McClanahan | C | Delmarva (A) | 6-2 | 198 | R-R | 1992-06-11 | 25 | Temple City,California | A+ | 2012-2017 | - | 2015-19- 583-BAL | California-Irvine | Minors | Baltimore Orioles (A) |
| Mason McCoy | IF | Aberdeen (A-) | 6-0 | 175 | R-R | 1995-03-31 | 22 | Peoria,Illinois | A | 2014-2018 | - | 2017- 6- 188-BAL | Iowa, Illinois Central Col | Minors | Baltimore Orioles (A-) |
| Scott McGough | P | Bowie (AA) Norfolk (AAA) | 6-0 | 150 | R-R | 1989-10-31 | 27 | Pittsburgh,Pennsylvania | MLB | 2009-2018 | 2015-2015 | 2011- 5- 164-LAN | Oregon | Free Agent | - (MLB) |
| Zeke McGranahan | P | Delmarva (A) Frederick (A+) | 6-4 | 215 | R-R | 1991-01-03 | 26 | Durham,North Carolina | A+ | 2013-2017 | - | 2014-23- 691-BAL | Georgia Gwinnett Col, Tusculum Col | Free Agent | (MLB) |
| Ryan McKenna | OF | Delmarva (A) | 5-9 | 175 | R-R | 1997-02-14 | 20 | Dover,New Hampshire | AA | 2015-2018 | - | 2015- 4- 133-BAL | Minors | Baltimore Orioles (AA) | |
| John Means | P | Bowie (AA) | 6-3 | 195 | L-L | 1993-04-24 | 24 | Olathe,Kansas | MLB | 2012-2018 | 2018-2018 | 2014-11- 331-BAL | West Virginia U., Fort Scott CC | Active | Baltimore Orioles (MLB) |
| Henry Medina | P | DSL Cle/Mil (Rk) | 6-0 | 175 | R-R | 1997-09-05 | 19 | Barcelona,Venezuela | RK | 2016-2018 | - | (MLB) | |||
| Ryan Meisinger | P | Bowie (AA) | 6-4 | 215 | R-R | 1994-05-04 | 23 | Dunkirk,Maryland | MLB | 2013-2018 | 2018-2018 | 2015-11- 343-BAL | Radford U. | Minors | St. Louis Cardinals (MLB) |
| Wilmer Mejia | P | DSL Cle/Mil (Rk) | 6-2 | 170 | R-R | 1999-01-15 | 18 | Bani,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Francisco Mena | DSL Orioles (Rk) | - | - | - | Rk | 2017-2017 | - | (MLB) | |||||||
| Francisco Mena | P | DSL Orioles (Rk) | 6-4 | 195 | R-R | 1993-11-04 | 23 | San Pedro de Mac,Dom Rep | RK | 2014-2017 | - | Free Agent | (MLB) | ||
| Carlos Mendez | C | DSL Orioles (Rk) | 6-4 | 215 | R-R | 1998-02-15 | 19 | Valencia,Venezuela | RK | 2016-2018 | - | (MLB) | |||
| Melvin Mendez | OF | DSL Cle/Mil (Rk) | 6-4 | 195 | R-R | 1997-10-07 | 19 | Azua,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Yermin Mercedes | C | Frederick (A+) Bowie (AA) | 5-11 | 175 | R-R | 1993-02-14 | 24 | La Romana,Dom Rep | AA | 2011-2018 | - | Minors | Chicago White Sox (A+) | ||
| Wade Miley | P | Baltimore (MLB) | 6-2 | 195 | L-L | 1986-11-13 | 30 | Hammond,Louisiana | MLB | 2006-2018 | 2011-2018 | 2008- 1- 43-ARI | Southeastern Louisiana U. | Free Agent | (MLB) |
| Cameron Ming | P | GCL Orioles (Rk) Aberdeen (A-) | 6-2 | 177 | L-L | 1996-05-02 | 21 | Phoenix,Arizona | AA | 2015-2018 | - | 2017-14- 428-BAL | Arizona | Minors | Baltimore Orioles (A) |
| Kirvin Moesquit | SS | Aberdeen (A-) | 5-8 | 165 | B-R | 1995-03-10 | 22 | Pompano Beach,Florida | A | 2015-2018 | - | 2015-24- 733-BAL | Seminole St Florida | Minors | Baltimore Orioles (A) |
| Jose Montanez | C | GCL Orioles (Rk) | 6-1 | 200 | R-R | 1998-07-13 | 18 | Rio Piedras,Puerto Rico | RK | 2017-2018 | - | 2017-21- 638-BAL | Minors | Baltimore Orioles (Rk) | |
| Jesus Montero | C | Norfolk (AAA) | 6-4 | 225 | R-R | 1989-11-29 | 27 | Guacara,Venezuela | MLB | 2007-2017 | 2011-2015 | 2006- UDFA-NYA | Free Agent | (MLB) | |
| Juan Montes | OF | DSL Orioles (Rk) | 6-2 | 185 | B-R | 1995-05-15 | 22 | Guatemala City,Guatemala | RK | 2014-2018 | - | Minors | Baltimore Orioles (Rk) | ||
| Antony Morillo | 3B | DSL Orioles (Rk) | 6-1 | 190 | L-R | 1997-10-09 | 19 | San Juan De La Maguana,Dom Rep | RK | 2015-2017 | - | (MLB) | |||
| Sergio Morillo | P | DSL Cle/Mil (Rk) | 6-3 | 190 | R-R | 1999-09-13 | 17 | - | RK | 2017-2018 | - | (MLB) | |||
| Ryan Mountcastle | SS | Frederick (A+) Bowie (AA) | 6-3 | 195 | R-R | 1997-02-18 | 20 | Winter Springs,Florida | AA | 2015-2018 | - | 2015- 1- 36-BAL | Minors | Baltimore Orioles (AA) | |
| Zach Muckenhirn | P | Aberdeen (A-) Delmarva (A) | 6-1 | 180 | L-L | 1995-02-27 | 22 | Delano,Minnesota | AA | 2014-2018 | - | 2016-11- 331-BAL | North Dakota | Minors | Baltimore Orioles (AA) |
| Cedric Mullins | OF | Bowie (AA) | 5-8 | 175 | B-L | 1994-10-01 | 22 | Snellville,Georgia | MLB | 2013-2018 | 2018-2018 | 2015-13- 403-BAL | Campbell U., Louisburg Col | Active | Baltimore Orioles (MLB) |
| Alex Murphy | C | Frederick (A+) | 5-11 | 210 | R-R | 1994-10-05 | 22 | Monrovia,Maryland | A+ | 2013-2018 | - | 2013- 6- 189-BAL | Minors | Baltimore Orioles (A+) | |
| Jimmy Murphy | P | GCL Orioles (Rk) Aberdeen (A-) | 5-11 | 180 | R-R | 1994-10-14 | 22 | South Orange,New Jersey | A- | 2013-2018 | - | 2017- 8- 248-BAL | Fordham U. | Minors | Baltimore Orioles (A-) |
| Aaron Myers | P | Delmarva (A) | 6-2 | 225 | R-R | 1993-09-02 | 23 | Newport News,Virginia | A | 2012-2017 | - | Longwood U. | Free Agent | (MLB) | |
| Tobias Myers | P | Aberdeen (A-) | 6-0 | 193 | R-R | 1998-08-05 | 18 | Winter Haven,Florida | A | 2016-2018 | - | 2016- 6- 181-BAL | Minors | Tampa Bay Rays (A) | |
| Tucker Nathans | OF | Bowie (AA) Norfolk (AAA) | 6-1 | 180 | L-R | 1988-11-06 | 28 | Warwick,New York | AAA | 2008-2018 | - | Fairfield U. | Free Agent | (MLB) | |
| Tim Naughton | P | GCL Orioles (Rk) Aberdeen (A-) | 6-3 | 180 | R-R | 1995-11-14 | 21 | Goldsboro,North Carolina | A | 2016-2018 | - | 2017-34-1028-BAL | North Carolina St | Minors | Baltimore Orioles (A) |
| T.J. Nichting | IF | Aberdeen (A-) | 5-11 | 180 | B-R | 1995-01-13 | 22 | Hamilton,Ohio | A+ | 2015-2018 | - | 2017- 9- 278-BAL | UNC Charlotte | Minors | Baltimore Orioles (A+) |
| Vidal Nuno | P | Norfolk (AAA) Baltimore (MLB) | 5-11 | 195 | L-L | 1987-07-26 | 29 | National City,California | MLB | 2009-2018 | 2013-2018 | 2009-48-1445-CLE | Baker U. | Minors | Washington Nationals (MLB) |
| Chris O'Brien | C | Bowie (AA) Norfolk (AAA) | 6-0 | 222 | B-R | 1989-07-24 | 27 | Milwaukee,Wisconsin | AAA | 2009-2017 | - | 2011-18- 554-LAN | Wichita St | Free Agent | (MLB) |
| Darren O'Day | P | Baltimore (MLB) | 6-4 | 222 | R-R | 1982-10-22 | 34 | Jacksonville,Florida | MLB | 2003-2018 | 2008-2018 | 2006- UDFA-ANA | Florida | Active | Atlanta Braves (MLB) |
| Oscar Olivares | 3B | DSL Orioles (Rk) | 6-1 | 185 | R-R | 1998-09-03 | 18 | San Pedro de Mac,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Irving Ortega | SS | Aberdeen (A-) Delmarva (A) | 6-2 | 165 | R-R | 1996-10-30 | 20 | Santo Domingo,Dom Rep | A | 2015-2018 | - | 2014- UDFA-BAL | Minors | Baltimore Orioles (A-) | |
| Jose Paez | OF | Aberdeen (A-) | 6-0 | 165 | R-R | 1993-08-11 | 23 | Barcelona,Venezuela | A- | 2013-2017 | - | Free Agent | (MLB) | ||
| Gaspar Palacio | 2B | DSL Cle/Mil (Rk) | 5-8 | 155 | B-R | 2000-03-02 | 17 | Cartagena,Colombia | RK | 2017-2018 | - | 2016- UDFA-CLE | (MLB) | ||
| Preston Palmeiro | 1B | Delmarva (A) | 6-1 | 190 | L-R | 1995-01-22 | 22 | Colleyville,Texas | A+ | 2014-2018 | - | 2016- 7- 211-BAL | North Carolina St | Minors | Baltimore Orioles (A) |
| Guillermo Paulino | P | DSL Cle/Mil (Rk) | 6-4 | 180 | R-R | 1997-03-30 | 20 | La Romana,Dom Rep | RK | 2016-2017 | - | 2015- UDFA-COL | (MLB) | ||
| Jhon Peluffo | P | Delmarva (A) | 6-2 | 160 | R-R | 1997-06-16 | 20 | Cartagena,Colombia | A+ | 2014-2018 | - | Minors | Baltimore Orioles (A) | ||
| Francisco Pena | C | Norfolk (AAA) Baltimore (MLB) | 6-2 | 197 | R-R | 1989-10-12 | 27 | Santiago,Dom Rep | MLB | 2007-2018 | 2014-2018 | 2006- UDFA-NYN | Minors | St. Louis Cardinals (MLB) | |
| Jose Pena | OF | DSL Cle/Mil (Rk) | 6-3 | 175 | L-L | 1998-10-21 | 18 | San Rafael De Yuma,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Ofelky Peralta | P | Frederick (A+) | 6-5 | 195 | R-R | 1997-04-20 | 20 | Bonao,Dom Rep | A+ | 2014-2018 | - | 2013- UDFA-BAL | Minors | Baltimore Orioles (A+) | |
| Antonio Perez | OF | DSL Cle/Mil (Rk) | 6-2 | 200 | R-R | 1997-10-19 | 19 | Santo Domingo,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Audry Perez | C | Bowie (AA) Norfolk (AAA) | 5-9 | 180 | R-R | 1988-12-23 | 28 | Santo Domingo,Dom Rep | MLB | 2008-2018 | 2013-2014 | 2008- UDFA-SLN | Free Agent | - (MLB) | |
| Brallan Perez | 2B | Frederick (A+) | 5-10 | 165 | R-R | 1996-01-27 | 21 | Cartagena,Colombia | AAA | 2013-2018 | - | Minors | Oakland Athletics (A+) | ||
| Derian Perez | OF | DSL Cle/Mil (Rk) | 6-3 | 175 | L-L | 2000-06-08 | 17 | Santo Domingo,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Eric Perez | P | DSL Cle/Mil (Rk) | 6-6 | 190 | R-R | 1997-07-27 | 19 | Azua,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Luis Perez | P | GCL Orioles (Rk) | 6-0 | 175 | R-R | 1995-05-03 | 22 | Palenque,Dom Rep | A | 2015-2018 | - | Minors | Baltimore Orioles (A) | ||
| Miguel Polanco | P | DSL Orioles (Rk) | 6-4 | 200 | L-L | 1994-01-28 | 23 | Puerto Plata,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Micael Ramirez | C | DSL Cle/Mil (Rk) | 5-11 | 170 | R-R | 1999-06-08 | 18 | Guatire,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Wagner Ramirez | C | Delmarva (A) | 5-11 | 170 | R-R | 1994-12-11 | 22 | San Juan De La Maguana,Dom Rep | A | 2013-2017 | - | Minors | Baltimore Orioles (A) | ||
| Yefry Ramirez | P | Bowie (AA) | 6-2 | 165 | R-R | 1993-11-28 | 23 | Santo Domingo,Dom Rep | MLB | 2011-2018 | 2018-2018 | Active | Baltimore Orioles (MLB) | ||
| Milton Ramos | SS | Delmarva (A) | 5-11 | 158 | R-R | 1995-10-26 | 21 | Hialeah,Florida | A | 2014-2018 | - | 2014- 3- 84-NYN | Free Agent | - (MLB) | |
| Jomar Reyes | 3B | GCL Orioles (Rk) Frederick (A+) | 6-3 | 220 | R-R | 1997-02-20 | 20 | Santo Domingo,Dom Rep | A+ | 2014-2018 | - | 2013- UDFA-BAL | Minors | Baltimore Orioles (A+) | |
| Joey Rickard | OF | Delmarva (A) Norfolk (AAA) Baltimore (MLB) | 6-1 | 171 | R-L | 1991-05-21 | 26 | Redding,California | MLB | 2010-2018 | 2016-2018 | 2012- 9- 302-TBA | Arizona | Active | Baltimore Orioles (MLB) |
| Ademar Rifaela | OF | Frederick (A+) | 5-10 | 180 | L-L | 1994-11-20 | 22 | Willemstad,Curacao | AA | 2013-2018 | - | Minors | Baltimore Orioles (AA) | ||
| Jake Ring | OF | Delmarva (A) Frederick (A+) | 5-10 | 161 | L-L | 1994-08-11 | 22 | Ingleside,Illinois | A+ | 2014-2018 | - | 2016-31- 931-BAL | Missouri | Minors | Baltimore Orioles (A+) |
| Luke Ringhofer | C | Aberdeen (A-) | 6-1 | 210 | L-R | 1996-02-19 | 21 | Cottage Grove,Minnesota | A- | 2015-2018 | - | 2017-22- 668-BAL | South Dakota St | Minors | Baltimore Orioles (A-) |
| Willie Rios | P | GCL Orioles (Rk) Aberdeen (A-) | 5-11 | 190 | B-L | 1996-02-06 | 21 | Waterford,Connecticut | A- | 2015-2018 | - | 2016-16- 481-BAL | Maryland, Florida SouthWestern St, Miami | Minors | Baltimore Orioles (A-) |
| Ryan Ripken | 1B | Aberdeen (A-) | 6-6 | 205 | L-L | 1993-07-26 | 23 | Baltimore,Maryland | A | 2014-2018 | - | 2014-15- 454-WAS | South Carolina, Indian River St | Minors | Baltimore Orioles (A-) |
| Leisxonyer Rivero | IF | DSL Orioles (Rk) | 6-1 | 165 | R-R | 1997-02-12 | 20 | Caracas,Venezuela | RK | 2015-2017 | - | (MLB) | |||
| Will Robertson | OF | GCL Orioles (Rk) Aberdeen (A-) | 6-2 | 175 | R-R | 1995-03-02 | 22 | Greeneville,South Carolina | A | 2014-2018 | - | 2017-30- 908-BAL | Davidson Col | Minors | Baltimore Orioles (A-) |
| Aderlin Rodriguez | 3B | Bowie (AA) | 6-3 | 210 | R-R | 1991-11-18 | 25 | Santo Domingo,Dom Rep | AA | 2009-2018 | - | Minors | San Diego Padres (MLB) | ||
| Leonardo Rodriguez | P | DSL Orioles (Rk) | 6-7 | 215 | R-R | 1997-11-25 | 19 | Boca Chica,Dom Rep | A- | 2017-2018 | - | Minors | Baltimore Orioles (A-) | ||
| Paco Rodriguez | P | GCL Orioles (Rk) | 6-3 | 215 | L-L | 1991-04-16 | 26 | Miami,Florida | MLB | 2011-2018 | 2013-2015 | 2012- 2- 82-LAN | Florida | Free Agent | - (MLB) |
| Richard Rodriguez | P | Norfolk (AAA) Baltimore (MLB) | 6-4 | 185 | R-R | 1990-03-04 | 27 | Santiago,Dom Rep | MLB | 2010-2018 | 2017-2018 | 2010- UDFA-HOU | DL-10 | Pittsburgh Pirates (MLB) | |
| Yelin Rodriguez | P | GCL Orioles (Rk) | 6-3 | 200 | L-L | 1998-11-03 | 18 | Arroyo,Puerto Rico | A- | 2016-2018 | - | 2016-20- 601-BAL | Minors | Baltimore Orioles (Rk) | |
| Edidson Rojas | SS | DSL Orioles (Rk) | 6-3 | 185 | L-R | 1999-05-14 | 18 | Mao,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Edwin Rojas | P | DSL Orioles (Rk) | 6-6 | 200 | R-R | 1995-09-26 | 21 | Mao,Dom Rep | RK | 2014-2017 | - | (MLB) | |||
| Franderlyn Romero | P | GCL Orioles (Rk) Frederick (A+) | 6-1 | 190 | R-R | 1993-02-21 | 24 | Miranda,Venezuela | A+ | 2012-2017 | - | Free Agent | (MLB) | ||
| Victor Romero | P | GCL Orioles (Rk) Aberdeen (A-) | 6-3 | 170 | R-R | 1995-02-17 | 22 | Los Teques,Venezuela | A- | 2014-2018 | - | Minors | Baltimore Orioles (A-) | ||
| Garabez Rosa | OF | Bowie (AA) | 6-2 | 166 | R-R | 1989-10-12 | 27 | Cotui,Dom Rep | AAA | 2008-2018 | - | Free Agent | - (MLB) | ||
| Ismael Rosado | C | DSL Cle/Mil (Rk) | 5-11 | 185 | R-R | 1996-12-14 | 20 | Constanza,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Erick Salcedo | SS | Bowie (AA) | 5-10 | 155 | B-R | 1993-06-28 | 24 | Valencia,Venezuela | AAA | 2010-2018 | - | Free Agent | - (MLB) | ||
| Jose Sanchez | SS | DSL Orioles (Rk) | 6-0 | 165 | R-R | 1995-12-08 | 21 | Valencia,Venezuela | RK | 2016-2017 | - | (MLB) | |||
| Edwin Sano | 2B | DSL Cle/Mil (Rk) | 5-9 | 160 | B-R | 1998-12-12 | 18 | La Romana,Dom Rep | RK | 2016-2018 | - | (MLB) | |||
| Anthony Santander | RF-OF | Frederick (A+) Bowie (AA) Baltimore (MLB) | 6-2 | 187 | B-R | 1994-10-19 | 22 | Margarita,Venezuela | MLB | 2012-2018 | 2017-2018 | 2011- UDFA-CLE | Minors | Baltimore Orioles (AA) | |
| Luis Sardinas | SS | Norfolk (AAA) | 6-1 | 150 | B-R | 1993-05-16 | 24 | Caracas,Venezuela | MLB | 2010-2018 | 2014-2018 | 2009- UDFA-TEX | Free Agent | - (MLB) | |
| Logan Schafer | LF | Norfolk (AAA) | 6-1 | 170 | L-L | 1986-09-08 | 30 | San Jose,California | MLB | 2006-2017 | 2011-2016 | 2008- 3- 94-MIL | Cal Poly, Cuesta Col | Free Agent | (MLB) |
| Jonathan Schoop | 2B | Baltimore (MLB) | 6-1 | 187 | R-R | 1991-10-06 | 25 | Willemstad,Curacao | MLB | 2010-2018 | 2013-2018 | 2008- UDFA-BAL | Active | Minnesota Twins (MLB) | |
| Sharlon Schoop | 1B-2B | Bowie (AA) Norfolk (AAA) | 6-0 | 160 | R-R | 1987-04-15 | 30 | Willemstad,Curacao | AAA | 2005-2018 | - | Free Agent | - (MLB) | ||
| Tanner Scott | P | Bowie (AA) Baltimore (MLB) | 6-2 | 220 | R-L | 1994-07-22 | 22 | Warren,Ohio | MLB | 2014-2018 | 2017-2018 | 2014- 6- 181-BAL | Howard Col | Active | Baltimore Orioles (MLB) |
| Travis Seabrooke | P | Delmarva (A) | 6-5 | 197 | R-L | 1995-09-16 | 21 | Peterborough,Ontario | A+ | 2013-2018 | - | 2013- 5- 159-BAL | Minors | Baltimore Orioles (A+) | |
| Cody Sedlock | P | Frederick (A+) | 6-4 | 200 | R-R | 1995-06-19 | 22 | Sherrard,Illinois | A+ | 2014-2018 | - | 2016- 1- 27-BAL | Illinois | Minors | Baltimore Orioles (A+) |
| Christopher Shaw | C | GCL Orioles (Rk) Delmarva (A) | 6-1 | 185 | R-R | 1994-04-25 | 23 | Winnipeg,Manitoba | A | 2015-2018 | - | 2015-15- 463-BAL | Midland Col, Oklahoma | Minors | Baltimore Orioles (A) |
| Chance Sisco | C | Norfolk (AAA) Baltimore (MLB) | 6-2 | 193 | L-R | 1995-02-24 | 22 | Corona,California | MLB | 2013-2018 | 2017-2018 | 2013- 2- 61-BAL | Active | Baltimore Orioles (MLB) | |
| Seth Smith | DH-LF | Baltimore (MLB) | 6-3 | 215 | L-L | 1982-09-30 | 34 | Beverly Hills,California | MLB | 2002-2017 | 2007-2017 | 2004- 2- 50-COL | Mississippi | Free Agent | (MLB) |
| Ronald Soto | C | Aberdeen (A-) | 6-4 | 220 | R-R | 1994-10-05 | 22 | Bronx,New York | A- | 2013-2017 | - | Free Agent | (MLB) | ||
| Lamar Sparks | CF | GCL Orioles (Rk) | 6-2 | 170 | R-R | 1998-09-26 | 18 | Katy,Texas | RK | 2017-2017 | - | 2017- 5- 158-BAL | Minors | Baltimore Orioles (Rk) | |
| Adam Stauffer | P | GCL Orioles (Rk) | 6-7 | 240 | R-R | 1999-01-13 | 18 | Coatesville,Pennsylvania | RK | 2017-2018 | - | 2017-19- 578-BAL | Minors | Baltimore Orioles (Rk) | |
| D.J. Stewart | OF | Bowie (AA) | 6-0 | 215 | L-R | 1993-11-30 | 23 | Yulee,Florida | MLB | 2013-2018 | 2018-2018 | 2015- 1- 25-BAL | Florida St | Active | Baltimore Orioles (MLB) |
| Zach Stewart | P | Norfolk (AAA) | 6-2 | 205 | R-R | 1986-09-28 | 30 | Wichita Falls,Texas | MLB | 2006-2018 | 2011-2012 | 2008- 3- 84-CIN | Texas Tech U., North Central Texas Col, Angelo St | Free Agent | - (MLB) |
| Jefry Tamares | P | DSL Cle/Mil (Rk) | 6-2 | 190 | R-R | 1997-07-31 | 19 | San Cristobal,Dom Rep | RK | 2016-2017 | - | (MLB) | |||
| Davis Tavarez | OF | DSL Orioles (Rk) GCL Orioles (Rk) | 6-2 | 190 | R-R | 1999-01-07 | 18 | Santo Domingo,Dom Rep | A | 2017-2018 | - | Minors | Baltimore Orioles (Rk) | ||
| James Teague | P | Aberdeen (A-) Delmarva (A) | 6-0 | 180 | R-R | 1994-08-29 | 22 | Bartlesville,Oklahoma | A+ | 2014-2018 | - | 2016-37-1111-BAL | Arkansas | Minors | Baltimore Orioles (A+) |
| Ruben Tejada | SS | Norfolk (AAA) Baltimore (MLB) | 5-11 | 162 | R-R | 1989-10-27 | 27 | Veraguas,Panama | MLB | 2007-2018 | 2010-2017 | 2006- UDFA-NYN | Free Agent | - (MLB) | |
| Robbie Thorburn | OF-IF | GCL Orioles (Rk) | 5-10 | 187 | L-R | 1995-03-30 | 22 | Raleigh,North Carolina | A- | 2014-2018 | - | 2017-31- 938-BAL | UNC Wilmington | Minors | Baltimore Orioles (A-) |
| Chris Tillman | P | Frederick (A+) Bowie (AA) Norfolk (AAA) Baltimore (MLB) | 6-5 | 195 | R-R | 1988-04-15 | 29 | Anaheim,California | MLB | 2006-2018 | 2009-2018 | 2006- 2- 49-SEA | Free Agent | - (MLB) | |
| Frank Tolentino | OF | DSL Orioles (Rk) | 6-1 | 170 | R-R | 1999-08-05 | 17 | San Pedro de Mac,Dom Rep | RK | 2017-2018 | - | (MLB) | |||
| Alexis Torres | SS | GCL Orioles (Rk) Delmarva (A) | 6-0 | 183 | R-R | 1997-12-12 | 19 | Caguas,Puerto Rico | A+ | 2016-2018 | - | 2016- 5- 151-BAL | Minors | Baltimore Orioles (A-) | |
| Bryan Torres | OF | DSL Cle/Mil (Rk) | 5-11 | 165 | L-R | 1997-07-02 | 19 | Caguas,Puerto Rico | RK | 2015-2018 | - | Minors | Milwaukee Brewers (Rk) | ||
| Karl Triana | P | Frederick (A+) | 6-0 | 180 | R-R | 1992-10-07 | 24 | Cartagena,Colombia | A+ | 2011-2017 | - | Free Agent | (MLB) | ||
| Matt Trowbridge | P | Delmarva (A) | 5-10 | 156 | L-L | 1993-03-24 | 24 | Mokena,Illinois | A+ | 2012-2018 | - | 2014-13- 391-BAL | Central Michigan U. | Free Agent | - (MLB) |
| Mark Trumbo | 1B | Baltimore (MLB) | 6-5 | 210 | R-R | 1986-01-16 | 31 | Orange,California | MLB | 2005-2018 | 2010-2018 | 2004-18- 533-ANA | Active | Baltimore Orioles (MLB) | |
| Drew Turbin | IF | Frederick (A+) | 5-11 | 211 | L-R | 1993-04-24 | 24 | Hayden,Idaho | A+ | 2012-2017 | - | 2015-14- 433-BAL | Dallas Baptist U., Yavapai Col | Free Agent | (MLB) |
| Christian Turnipseed | P | GCL Orioles (Rk) Frederick (A+) | 5-11 | 220 | R-R | 1992-05-30 | 25 | Littleton,Colorado | A+ | 2013-2017 | - | 2015-28- 853-BAL | Georgia Gwinnett Col, North Georgia Col & St | Free Agent | - (MLB) |
| Henry Urrutia | OF | Norfolk (AAA) | 6-5 | 200 | L-R | 1987-02-13 | 30 | Las Tunas,Cuba | MLB | 2013-2017 | 2013-2015 | 2012- UDFA-BAL | Free Agent | (MLB) | |
| Jahir Varela | P | DSL Cle/Mil (Rk) | 5-10 | 175 | L-L | 1998-02-07 | 19 | Aguadulce,Panama | RK | 2016-2018 | - | Minors | Cleveland Indians (Rk) | ||
| Ricardo Velasquez | P | DSL Cle/Mil (Rk) | 6-2 | 175 | R-R | 1999-08-09 | 17 | Valencia,Venezuela | RK | 2017-2018 | - | (MLB) | |||
| Logan Verrett | P | Norfolk (AAA) Baltimore (MLB) | 6-2 | 180 | R-R | 1990-06-19 | 27 | The Woodlands,Texas | MLB | 2009-2017 | 2015-2017 | 2011- 3- 101-NYN | Baylor U. | International | (MLB) |
| Nick Vespi | P | Aberdeen (A-) Delmarva (A) | 6-3 | 205 | L-L | 1995-10-10 | 21 | Boynton Beach,Florida | A | 2015-2018 | - | 2015-18- 553-BAL | Palm Beach St | Minors | Baltimore Orioles (A-) |
| Nick Vichio | P | GCL Orioles (Rk) | 6-2 | 200 | R-R | 1995-04-21 | 22 | Lombard,Illinois | A- | 2014-2018 | - | 2017-27- 818-BAL | Saint Louis U., Missouri Baptist U. | Free Agent | - (MLB) |
| Dember Vizcaino | P | DSL Orioles (Rk) | 6-4 | 205 | R-R | 1995-05-12 | 22 | San Cristobal,Dom Rep | RK | 2015-2018 | - | (MLB) | |||
| Adam Walker | RF-OF | Bowie (AA) Norfolk (AAA) | 6-5 | 225 | R-R | 1991-10-18 | 25 | Milwaukee,Wisconsin | AAA | 2010-2018 | - | 2012- 3- 97-MIN | Jacksonville U. | Free Agent | - (MLB) |
| David Washington | 1B | Norfolk (AAA) Baltimore (MLB) | 6-5 | 200 | L-L | 1990-11-20 | 26 | San Diego,California | MLB | 2009-2018 | 2017-2017 | 2009-15- 459-SLN | Free Agent | (MLB) | |
| Alex Wells | P | Delmarva (A) | 6-1 | 190 | R-R | 1997-02-27 | 20 | Newcastle,Australia | A+ | 2016-2018 | - | 2015- UDFA-BAL | Minors | Baltimore Orioles (A) | |
| Gillian Wernet | P | GCL Orioles (Rk) | 6-3 | 210 | R-R | 1998-10-01 | 18 | Oranjestad,Aruba | RK | 2016-2018 | - | 2015- UDFA-BAL | Minors | Baltimore Orioles (Rk) | |
| Jason Wheeler | P | Norfolk (AAA) | 6-6 | 255 | L-L | 1990-10-27 | 26 | Torrance,California | MLB | 2009-2017 | 2017-2017 | 2011- 8- 268-MIN | Loyola Marymount U. | International | (MLB) |
| Steve Wilkerson | SS | Frederick (A+) Bowie (AA) | 6-1 | 169 | B-R | 1992-01-11 | 25 | Marietta,Georgia | MLB | 2011-2018 | 2018-2018 | 2014- 8- 241-BAL | Clemson U. | Active | Baltimore Orioles (MLB) |
| Ryan Wilson | P | GCL Orioles (Rk) | 5-11 | 175 | L-L | 1996-11-06 | 20 | Carlsbad,California | A | 2015-2018 | - | 2017-33- 998-BAL | Pepperdine U. | Minors | Baltimore Orioles (A) |
| Tyler Wilson | P | Norfolk (AAA) Baltimore (MLB) | 6-1 | 180 | R-R | 1989-09-25 | 27 | Midlothian,Virginia | MLB | 2008-2017 | 2015-2017 | 2011-10- 305-BAL | Virginia | International | (MLB) |
| Collin Woody | 3B | Delmarva (A) | 6-1 | 205 | R-R | 1994-08-05 | 22 | Tampa,Florida | A+ | 2013-2018 | - | 2016-38-1141-BAL | UNC Greensboro, Col. Central Florida | Minors | Baltimore Orioles (A) |
| Matt Wotherspoon | P | Norfolk (AAA) | 6-1 | 175 | R-R | 1991-10-06 | 25 | Baton Rouge,Louisiana | AAA | 2011-2018 | - | 2014-34-1022-NYA | Pittsburgh | Minors | Baltimore Orioles (AAA) |
| Mike Wright | P | GCL Orioles (Rk) Norfolk (AAA) Baltimore (MLB) | 6-5 | 176 | R-R | 1990-01-03 | 27 | Benn,South Carolina | MLB | 2009-2018 | 2015-2018 | 2011- 3- 94-BAL | East Carolina U. | Active | Baltimore Orioles (MLB) |
| Austin Wynns | C | Bowie (AA) | 6-2 | 190 | R-R | 1990-12-10 | 26 | Poway,California | MLB | 2010-2018 | 2018-2018 | 2013-10- 309-BAL | Fresno St | Active | Baltimore Orioles (MLB) |
| Gui Yuan Xu | 1B | GCL Orioles (Rk) | 6-0 | 188 | L-L | 1996-01-29 | 21 | Puning,China | A- | 2016-2018 | - | Minors | Baltimore Orioles (A-) | ||
| Jimmy Yacabonis | P | Norfolk (AAA) Baltimore (MLB) | 6-2 | 190 | R-R | 1992-03-21 | 25 | Matawan,New Jersey | MLB | 2011-2018 | 2017-2018 | 2013-13- 399-BAL | Saint Joseph's U. | Active | Baltimore Orioles (MLB) |
| Willy Yahn | IF | GCL Orioles (Rk) | 5-11 | 186 | R-R | 1995-11-07 | 21 | Sharon,Connecticut | A- | 2015-2018 | - | 2017-25- 758-BAL | Connecticut | Minors | Baltimore Orioles (A-) |
| Michael Yastrzemski | OF | Bowie (AA) Norfolk (AAA) | 5-11 | 185 | L-L | 1990-08-23 | 26 | Andover,Massachusetts | AAA | 2010-2018 | - | 2013-14- 429-BAL | Vanderbilt U. | Minors | Baltimore Orioles (AAA) |
